When we think of communication , we _________ think of using words---- talking face to face, writing messages, and so on .

The driver got out of the car_______it caught fire .

Although modem organic food has become very popular, many people can' t figure out the difference between organic foods and ______ grown foods．

It may rain, but I shall go out_________.

The soup was cold, but it was ______ an excellent meal.